Adds bind

Plugins/PkmnLib.Plugin.Gen7/Scripts/Pokemon/BindEffect.cs

@@ -0,0 +1,46 @@
+using PkmnLib.Dynamic.Models;
+using PkmnLib.Dynamic.Models.Choices;
+using PkmnLib.Dynamic.ScriptHandling;
+using PkmnLib.Dynamic.ScriptHandling.Registry;
+
+namespace PkmnLib.Plugin.Gen7.Scripts.Pokemon;
+
+[Script(ScriptCategory.Pokemon, "bind")]
+public class BindEffect : Script
+{
+    private readonly IPokemon? _owner;
+    private int _turns;
+    private readonly float _percentOfMaxHealth;
+    
+    private BindEffect(float percentOfMaxHealth)
+    {
+        _percentOfMaxHealth = percentOfMaxHealth;
+    }
+    
+    public BindEffect(IPokemon owner, int turns, float percentOfMaxHealth)
+    {
+        _owner = owner;
+        _turns = turns;
+        _percentOfMaxHealth = percentOfMaxHealth;
+    }
+
+    /// <inheritdoc />
+    public override void OnEndTurn(IBattle battle)
+    {
+        if (_owner == null)
+            return;
+        if (_turns > 0)
+        {
+            _turns--;
+            _owner.Damage((uint)(_owner.MaxHealth * _percentOfMaxHealth), DamageSource.Misc);
+        }
+        if (_turns <= 0) 
+            RemoveSelf();
+    }
+
+    /// <inheritdoc />
+    public override void PreventSelfSwitch(ISwitchChoice choice, ref bool prevent) => prevent = _turns > 0;
+
+    /// <inheritdoc />
+    public override void PreventSelfRunAway(IFleeChoice choice, ref bool prevent) => prevent = _turns > 0;
+}